diff --git a/lib/jasmine-core/boot.js b/lib/jasmine-core/boot.js
index 583ccd5f..72f45b5e 100644
--- a/lib/jasmine-core/boot.js
+++ b/lib/jasmine-core/boot.js
@@ -81,7 +81,7 @@ WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 
   var random = queryString.getParam("random");
 
-  if (random !== undefined) {
+  if (random !== undefined && random !== "") {
     env.randomizeTests(random);
   }
 
diff --git a/lib/jasmine-core/boot/boot.js b/lib/jasmine-core/boot/boot.js
index 5923245a..8e12623d 100644
--- a/lib/jasmine-core/boot/boot.js
+++ b/lib/jasmine-core/boot/boot.js
@@ -59,7 +59,7 @@
 
   var random = queryString.getParam("random");
 
-  if (random !== undefined) {
+  if (random !== undefined && random !== "") {
     env.randomizeTests(random);
   }